CPU Comparison: AMD Ryzen 7 7840U vs AMD Ryzen 9 7940HS
Key Findings
- The AMD Ryzen 9 7940HS leads in single-threaded performance by up to 8.4%
- In multi-threaded workloads, the AMD Ryzen 9 7940HS shows superior performance with a 21.6% advantage
Performance Rankings & Market Position
AMD Ryzen 7 7840U
Release Date
Q2 2023
Market Position
467th fastest in multithreading
4890 CPUs246th fastest in single threading
4890 CPUs63rd fastest in
1434 Laptop CPUs
AMD Ryzen 9 7940HS
Release Date
Q2 2023
Market Position
329th fastest in multithreading
4890 CPUs130th fastest in single threading
4890 CPUs32nd fastest in
1434 Laptop CPUs
Performance
Single-Thread Performance
7840U
3,602
7940HS
3,905
Multi-Thread Performance
7840U
24,990
7940HS
30,395
Specifications: AMD Ryzen 7 7840U vs AMD Ryzen 9 7940HS
💻CPU Model
AMD Ryzen 7 7840U
7840U
AMD Ryzen 9 7940HS
7940HS
🔄Other Names
AMD Ryzen 7 7840U w/ Radeon 780M Graphics, AMD Ryzen 7 7840U w/ Radeon 780M Graphics, AMD Ryzen 7 7840U w/ Radeon(TM) 780M Graphics, AMD Ryzen 7 7840U with Radeon 780M Graphics
7840U
AMD Ryzen 9 7940HS w/ Radeon 780M Graphics, AMD Ryzen 9 7940HS with Radeon 780M Graphics
7940HS
âš¡Base Clock
3.3 GHz
7840U
4.0 GHz
7940HS
🚀Turbo Clock
5.1 GHz
7840U
5.2 GHz
7940HS
💻Cores/Threads
8 Threads: 16
7840U
8 Threads: 16
7940HS
🔌Socket
N/A
7840U
FP7 FP7r2 FP8
7940HS
âš¡TDP
30 W
7840U
54 W
7940HS
💾Cache
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB
7840U
L1 Instruction Cache: 8 x 32 KBL1 Data Cache: 8 x 32 KBL2 Cache: 8 x 1024 KBL3 Cache: 16 MB
7940HS
The AMD Ryzen 7 7840U and AMD Ryzen 9 7940HS compete in the Laptop segment. The AMD Ryzen 9 7940HS leads in single-thread performance, which is crucial for gaming and everyday tasks.
For multi-threaded applications, the AMD Ryzen 9 7940HS takes the lead, despite having the same core count.
Power consumption differs significantly, with the AMD Ryzen 9 7940HS drawing more power under load (54W vs 30W). This may impact system thermal design and power supply requirements.
Similar to AMD Ryzen 7 7840U
Similar to AMD Ryzen 9 7940HS
Lower Performance
Intel Core i5-11500H @ 2.90GHz
Single-Thread Rating:3054
Multi-Thread Rating:16058
View Details
Lower Performance
AMD Ryzen 7 6800HS Creator Edition
Single-Thread Rating:3227
Multi-Thread Rating:21781
View Details
Lower Performance
Intel Core Ultra 7 256V
Single-Thread Rating:3512
Multi-Thread Rating:19320
View Details